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Updated: Apr 12, 2026

Assays for the Specific Growth Rate and Cell-binding Ability of Rotavirus
Published on: January 28, 2019
Rotavirus
Mathew D Esona1, Rashi Gautam1
1Division of Viral Diseases, Gastroenteritis and Respiratory Viruses Laboratory Branch, Centers for Disease Control and Prevention, 1600 Clifton Road, Northeast, Mail Stop G04, Atlanta, GA 30333, USA.
Insights
Group A rotavirus (RVA) causes severe gastroenteritis in children. New molecular assays offer sensitive detection and characterization of RVA strains, aiding in patient treatment and monitoring of vaccine and wild-type strains.
Area of Science:
- Virology
- Pediatrics
- Molecular Diagnostics
Background:
- Group A rotavirus (RVA) is a primary cause of acute gastroenteritis (AGE) in young children globally.
- The widespread use of Rotarix® and RotaTeq® vaccines has significantly decreased RVA-related AGE and mortality.
- Accurate diagnosis and strain characterization are crucial for patient management and epidemiological surveillance.
Purpose of the Study:
- To highlight the need for advanced diagnostic techniques for rotavirus.
- To introduce new molecular assays for rotavirus detection and characterization.
- To compare the sensitivity and specificity of novel assays against conventional methods.
Main Methods:
- Development and validation of new molecular assays.
- Application of high-throughput techniques for rotavirus detection.
- Genotyping and full genome characterization of rotavirus strains.
Main Results:
- New molecular assays demonstrate enhanced sensitivity and specificity compared to conventional methods.
- These assays enable rapid detection and comprehensive characterization of rotavirus strains.
- The techniques can differentiate between wild-type and vaccine strains (Rotarix®, RotaTeq®).
Conclusions:
- Novel molecular assays are essential for accurate and timely diagnosis of rotavirus infections.
- These advanced methods improve the monitoring of circulating rotavirus strains, including vaccine and wild-type.
- The development of sensitive and specific assays supports effective public health strategies against rotavirus gastroenteritis.
Abstract:
Group A rotavirus (RVA) is the major cause of acute gastroenteritis (AGE) in young children worldwide. Introduction of two live, attenuated rotavirus vaccines, Rotarix® and RotaTeq®, has dramatically reduced RVA-associated AGE and mortality. High-throughput, sensitive and specific techniques are required to rapidly diagnose and characterize rotavirus strains in stool samples for proper patient treatment and to monitor circulating vaccine and wild-type rotavirus strains. New molecular assays are rapidly developed that are more sensitive and specific than the conventional assays for detection, genotyping and full genome characterization of circulating rotavirus wild-type and vaccine (Rotarix® and RotaTeq®) strains causing AGE.
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